The continuing activities, has the friction with clothes to affect flesh's eupnea, becomes dry.

经常活动，与衣服产生擦而影响肌肤正常呼吸，变得干燥。

The friction force is therefore called a nonconservative or a dissipative force.

因此，擦力称为非保守力或耗散力。

Semimetal Brake Materialsconsist of reinforcing fiber,friction element,lubricste elementand polymer.

半金属制动材料是由增强纤维、增塑剂、擦组元、润滑组元和树脂组成。

This insect makes its strange noise by rubbing its back legs together.

这只昆虫擦它两条后腿发出一种奇怪声音。

There is some friction among the family members.

家庭成员有些擦。

Friction gradually caused the sliding box to slow down and stop.

擦力使向下滑箱子渐渐慢下后停住。

When Joan returned to work, the friction between them increased.

琼作后, 们之擦加剧了。

The journal rubs against the bearing surface.

轴颈在轴承面上擦。

He has had a few brushes with them.

曾与们有点擦。

I can’t bear the sound of chalk scraping on a blackboard.

我受不了粉笔在黑板上擦时发出刺耳声音。

In designing a machine it is necessary to reduce friction as much as possible.

在设计一种机器时, 必须尽可能减低擦。

He rubbed his limbs vigorously to get the blood circulating.

用力擦四肢让血液循环开。

The worn surface morphology of ADZ ceramic was analyzed with a scanning electron microscope.

与去离子水相比,在小牛血清润滑条件下ADZ陶瓷擦因数和磨损率降低。

That door rubs on the floor.

那扇门与地板擦。

The variations in habitus encounter the expectation of similarity and recognizability, leading to the frictions explored here.

当惯习变更与相似和易辨预期相遇时，就产生了本文所要探讨擦。

Abstract: Triboluminescence is the emission of light caused by applicationof mechanical energy to a solid.

擦发光物质在材料科学领域倍受人们关注。

The main products are as follows, exhaust manifold, bent axle, camshaft, rubbing sassafras nestification, gearbox, support, flywheel, etc.

排气歧管、曲轴、凸轮轴、擦嵌套、变速箱、支架、飞轮等。

Here, free electrons rub off the con ductor and create a charge imbalance that causes the current flow.

这时，擦引起自由电子脱离导体，产生电荷不平衡，从而产生电流。

Oil can reduce friction.

润滑油能减小擦力。

And microscopic analysis indicates that some microsize mineral particles embedded friction surface, which make friction surface strengthened and recoverable.

同时，微观分析表明，微小圣矿物粒子大量嵌入擦表面，可对擦表面起到强化和修复作用。